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As Has


30 total contributions since 2016

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Answered
How to select the components that show the most variance in PCA
i still not understand i need an answer for my question------> how many eigenvector i have to use? from these figures

2 mois ago | 0

Question


How to Plot the ROC curve for the average of 10 fold cross validation using Matlab
i used 10 fold cross validation for training the convolution nural network, that each layer was trained 10 times. my question is...

5 mois ago | 0 answers | 0

0

answers

Question


adding decoder layers into architecture of AlexNet
firstly the architecture of AlexNet is not an autoencoder. there is only an encoder but no decoder in AlexNet. So how can i crea...

10 mois ago | 0 answers | 0

0

answers

Question


improve the performance of semantic segmentation
i used this options for training SegNet on my own data (medical image) but i got high error and looowww accuracy i reduced the...

10 mois ago | 0 answers | 0

0

answers

Question


semantic segmentation with different dataset
how can i use the example in this link https://www.mathworks.com/help/vision/examples/semantic-segmentation-using-deep-learning...

11 mois ago | 0 answers | 0

0

answers

Question


semantic segmentation with deep learning
i have a confused between pixel label and ground truth , are there similar when using for training SegNet code . if not how can...

11 mois ago | 1 answer | 0

1

answer

Answered
Dividing the image into blocks
i=imread('image_1_0.png'); i=imresize(i,[256 256]); a=64; b=64; %window size x=size(i,1)/a; y=size(i,2)/...

environ un an ago | 0

Question


divide image into blocks whatever the number of these blocks
i have an image with size 6000*6000 , i want to divide it into blocks the size of each block is 256*256 , what ever the number o...

environ un an ago | 1 answer | 0

1

answer

Question


visualization the features in each layer for convolution neural network
i used the code in this link to visualize the feature https://www.mathworks.com/help/nnet/examples/visualize-features-of-a-co...

plus d'un an ago | 0 answers | 0

0

answers

Question


I want to plot the Roc curve using perfcurve function i have 2 plot which code is right
the code is [Xpr,Ypr,Tpr,AUCpr] = perfcurve(targets,abs(scores(:,1)), 1, 'xCrit', 'reca', 'yCrit', 'fpr'); plot(Xpr,Ypr) ...

plus d'un an ago | 1 answer | 0

1

answer

Answered
ROC curve AlexNet CNN
sir did you find the solution i have the same problem

plus d'un an ago | 0

Answered
How extract Precision, Recall and F-score values from PLOTROC () in Neural Network?
i used your lines in my code but it gives me this graph .... is that ture <</matlabcentral/answers/uploaded_files/102855/ROC...

presque 2 ans ago | 0

Answered
how to calculate precision and recall in MATLAB?
[Xpr,Ypr,Tpr,AUCpr] =perfcurve(targets, scores, 1, 'xCrit', 'reca', 'yCrit', 'prec'); plot(Xpr,Ypr) xlabel('Recall'); ylab...

presque 2 ans ago | 1

Answered
How can I extract the values of weights and biases after each training epoch?
this option 'CheckpointPath' in trainoptions function save the parameters value after each epoch

presque 2 ans ago | 0

Answered
Load one Image and it will Compare with All Images in database Folder and Tell does it match with any image or Not
srcFiles = dir('D:.............\1\*.png'); image_1=length(srcFiles); srcFiles2 = dir('D:\...........\2\*.png'); ima...

presque 2 ans ago | 0

Answered
how to turn matlab table into appropriate input for neural net package
imds=' D:\ '; imds=imageDatastore(imds,'IncludeSubfolders',true,'FileExtensions','.png','LabelSource','foldernames'); [tra...

presque 2 ans ago | 0

Question


how does it possible in convnet, High accuracy in both of validation and test the same has 97% with error loss function 0.01
i really need an experience help . i feel misunderstand about convolution neural network i have a medical image data set and i...

presque 2 ans ago | 0 answers | 0

0

answers

Question


error "Error using nnet.internal.cnn.layer.util.inferParameters>iInferSize (line 86) The output of layer 13 is incompatible with the input expected by layer 14."
where is the error in this code ..i only use googlenet as deep tuning without change any thing in it's Layers except the last 3 ...

presque 2 ans ago | 1 answer | 0

1

answer

Question


Why is the learning rate for the bias usually twice as large as the the LR for the weights?
Why is the learning rate for the bias usually twice as large as the the LR for the weights?

presque 2 ans ago | 0 answers | 0

0

answers

Question


deep learning convnet with matlab
i want to divide the dataset into 3 parts ( training , validation , test ) with matlab is this line true [trainingimages,...

presque 2 ans ago | 1 answer | 0

1

answer

Answered
deep learning convnet with matlab
ok i found the answer Create three new datastores from the files in imds. The first datastore imds60 contains the first 60% o...

presque 2 ans ago | 0

Question


what is causes NaN values in the validation accuracy and loss from traning convolutional neural network and how to avoid it?
I USE this line in matlab code [trainedNet,traininfo] = trainNetwork(trainMatrix,Layers,opts); so the information about vali...

presque 2 ans ago | 1 answer | 1

1

answer

Answered
How to avoid NaN in the Mini-batch-loss from traning convolutional neural network?
i have this line in my code [trainedNet,traininfo] = trainNetwork(trainingimages,Layers,opts); when i opened the structure tra...

presque 2 ans ago | 0

Answered
save image in a folder with original name
https://stackoverflow.com/questions/32430643/saving-with-original-names-in-matlab

presque 2 ans ago | 0

Answered
How to increase the training and testing accuracy in CNN training?
hi sir did you find any solution for your problem , i have the same on

presque 2 ans ago | 0

Answered
How to use MatConvNet with my training and test data?
yes , i face the same problem

environ 2 ans ago | 0

Question


how can i select the features from LBP ?
I have used LBP to extract the features (256 features ) with matrix A of size N-by-M. I wanted use PCA for dimensionality reduct...

plus de 2 ans ago | 0 answers | 0

0

answers

Answered
uniform local binary pattern
how can i compute the features after these statement

presque 3 ans ago | 0

Question


how to segmentation mammographic images by seeds region growing
i did this code to convert image to binary and make the digitization so i get it <</matlabcentral/answers/uploaded_files/4835...

plus de 3 ans ago | 0 answers | 1

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